Home / 3,841.21-5,762.90-1,244.35

Finding the Fourth Proportional to 3,841.21, 5,762.90 and 1,244.35

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Solution

The fourth proportional to 3,841.21, 5,762.90 and 1,244.35 is: 1,866.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.21 : 5,762.90 = 1,244.35 : x
  2. Step 2: Convert to fraction form
    3,841.21/5,762.90 = 1,244.35/x
  3. Step 3: Cross multiply
    3,841.21x = 5,762.90 × 1,244.35
  4. Step 4: Simplify right side
    3,841.21x = 7,171,064.62
  5. Step 5: Solve for x
    x = 7,171,064.62/3,841.21
  6. Step 6: Final answer
    x = 1,866.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.